Flip vs SenseMath
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flip
Explore a wide range of facial expressions by customizing eyebrows, eyes, and mouths. This app offers various hairstyles and eyewear options, making it a fun tool for learning about emotions. It's designed for children aged 5 and up, including those with low vision, autism, or language delays.
- Customizable facial features (eyebrows, eyes, mouth)
- Variety of hairstyles
- Eyewear options
- Hundreds of expression combinations
- Designed for low-vision users
- Beneficial for autism and language delays
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The Flip-Over Faces app is where a child can casually explore facial expressions within a fun and versatile context. You can generate hundreds of facial expressions by changing eyebrow position, eye direction, and mouth type. In addition multiple hair styles and eyewear options are available. This app is especially designed for students with low-vision and a cognitive level of aged 5 years of age and older. Students with autism and language delays may also benefit from this app. Sighted students and adults are invited to enjoy the app as well!
SenseMath
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SenseMath is making sense of math. The app was developed for VoiceOver users, but can be used by anyone. View assignments from your math book directly in the app, make your own sketch based on a function, and listen to and analyse the graph with the sound you like. SenseMath makes a mathematical graph audible. This app was developed with VoiceOver experts to make math more accessible. During the development of the app, the latest techniques were used to make the app work as efficiently as possible with VoiceOver. This makes the app a great experience for VoiceOver users. A function is entered with the unique keyboard and displayed visually and audibly. All mathematical elements, such as intersections and extrema, can be toggled on or off in sound and the playback speed can be changed. With SenseMath a mathematical graph can be analysed only by the use of sounds. SenseMath is made for and by blind users. This app makes optimal use of all VoiceOver functionalities. Start and stop playback with the Magic tap. Sonification of math elements are easily turned on or off during playback with the VoiceOver rotor. The unique math keyboard works with VoiceOver touch typing. All mathematical functions can be read in both speech and braille, in a linear or mathematical way. Features - Open all assignments from your math book directly in the app - Enter mathematical functions using a unique mathematical keyboard - Auditory and visual display of graphs - Sonification of mathematical elements such as intersections, steps on the x axis, extrema and below the x axis - Draw, save and edit a graph - Extensive help functionality Need help or want to give feedback? We would love to hear from you, please contact us at sensemath@visio.org.
Screenshots
Verdict
The clearest difference is iOS requirement: SenseMath at 14.0 against Flip's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Flip ships an update every 7 months, SenseMath every 4 months. The most recent releases landed on September 17, 2026 and October 5, 2026 respectively.
| Parameter | Flip | SenseMath |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 7 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPod |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | American Printing House for the Blind (APH) | Koninklijke Visio, Landelijke Stichting Slechtzienden en Blinden |
In-app purchases
Flip
No in-app purchases
SenseMath
No in-app purchases









